Inventions Who was the first American female to patent her invention, a method of weaving straw with silk? Margaret Knight Marjorie Joyner Amanda Jones Mary Kies Margaret Knight Marjorie Joyner Amanda Jones Mary Kies ANSWER DOWNLOAD EXAMIANS APP
Inventions What Sir Isaac Newton invented? Reflecting telescope Microscope Chronometer Spectacles Reflecting telescope Microscope Chronometer Spectacles ANSWER DOWNLOAD EXAMIANS APP
Inventions What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin? Television Dishwasher Radio Telegraph Television Dishwasher Radio Telegraph ANSWER DOWNLOAD EXAMIANS APP
Inventions FROZEN FOOD - Who discovered the first practical method of freezing food? R. Scott F. Rozenosh C. Birdsey G. Findus R. Scott F. Rozenosh C. Birdsey G. Findus ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bakelite? Henry Ford Charles Goodyear Leo Hendrik Baekeland Roy Plunkett Henry Ford Charles Goodyear Leo Hendrik Baekeland Roy Plunkett ANSWER DOWNLOAD EXAMIANS APP
Inventions What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869? Electric mixer Vacuum cleaner Blender Washing machine Electric mixer Vacuum cleaner Blender Washing machine ANSWER DOWNLOAD EXAMIANS APP
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